Product details:

Includes built-in, bypassable, multi-tap 70V transformer for commercial distributed speaker applications Stylish, contemporary appearance suits indoor environments as well as outdoors Weather resistant ABS plastic enclosure and aluminum grills provide years of service Polypropylene 6-1/2" woofer with rubber surround produces balanced, accurate bass/mid response Metalized Mylar 1" dome tweeter for clean, non-fatiguing HF output Dayton Audio's IO655 premium indoor/outdoor speakers were designed and tuned to offer weatherproof construction, excellent sound quality, and outstanding value. Works in 70V systems or as an 8 ohm speaker.